SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2017-12735

A vulnerability has been identified in LOGO!

HIGH 7.4EPSS 1.14%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.14%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

A vulnerability has been identified in LOGO! 8 BM (incl. SIPLUS variants) (All versions < V8.3). An attacker who performs a Man-in-the-Middle attack between the LOGO! BM and other devices could potentially decrypt and modify network traffic.

CVSS 3.1
7.4 HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
EPSS
1.14% probability · 66th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-300
Affected
siemens/logo\! 8 bm firmware
Source
productcert@siemens.com
EPSS trend
0%3%5%27 October 2026: 1.14%27 October 202627 October 2026

EPSS 1.1% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.